(i) the UC patients who, while meeting the criteria for access into the Graded Intensity of Rehabilitation Unit for patients with SBI (SBI-GIRU), did not enter the department because no beds were free and were, therefore, discharged from the Intensive Care Unit into the management models available, such as acute care, Intensive Brain Injury rehabilitation ( cod 75) brain injury rehabilitation (code 56) ( hospital admission, lasting on average 60 days, in which intensive rehabilitation care is delivered prior to transfer to another structure), long-term care, home.